The correct options are
A Founder of the Gupta empire - Chandragupta I
C Chandragupta Maurya - Maurya dynasty
Information about Samudragupta is present on the Allahabad pillar which was built by the Mauryan dynasty. Chandragupta Maurya and Samudragupta were not related. The former belonged to the Mauryan dynasty and the latter to the Gupta dynasty. Samudragupta’s father was Chandragupta I not Chandragupta Maurya. He was the grandson of Sri Gupta who is the actual founder of the empire. However, Chandragupta I is credited with being the first major ruler of the empire.